
* {
    margin: 0;
    padding: 0;
}


body {
    background-color: #222;
}

.kxz {
    position: relative;

    overflow: hidden;
}

.header {
    width: 100%;
    height: 108px;
    background-color: #222;
    margin: 0 auto;
    margin-top: -10px;
    
}

.banner {

    width: 100%;
    height: 600px;

}

.logo {
    top: 20px;
    left: 50px;

    padding-top: 50px;
    width: 500px;
    height: 108px;
    background: url(../images/logo.png) no-repeat;
    background-size: 50% auto;
    position: absolute;
}

.header ul {
    margin-left: 550px;
}

.header li {

    float: left;
    width: 150px;
    height: 108px;

}

.header li a {

    text-decoration: none;
    line-height: 108px;
    text-align: center;
    font-size: 15px;
    color: lightgray;
}

ul {
    list-style: none;

}

.right_slide {
    width: 48px;
    height: 100px;
    margin-top: 2px;
    position: fixed;
    right: 10px;
    top: 350px;
}

.right_slide li {
    width: 48px;
    height: 48px;

}

.li1 {
    background: url(../images/right_slide1.png) no-repeat center #ef5000;
    cursor: pointer;

}

.li2 {
    background: url(../images/right_slide2.png) no-repeat center #313131;
    cursor: pointer;
    margin-top: 4px;
}

.chexing {
    margin-top: 150px;

    clear: both;
    width: 100%;
    height: 150px;

}

.chexing span {
    margin-left: 45%;
    line-height: 100%;
    font-size: 35px;
    color: white;
}



.fourd {
    width: 940px;
    height: 400px;
    background: url(../images/bg2.jpg);
    margin-left: 20%;
}

.fourd .one {
    height: 400px;
    width: 230px;
    border-left: 4px solid black;
    float: left;
    opacity: 0.5;
    background-color: white;
}
.fourd .two {
    height: 400px;
    width: 230px;
    border-left: 4px solid black;
    float: left;
    opacity: 0.5;
    background-color: white;
}
.fourd .three {
    height: 400px;
    width: 230px;
    border-left: 4px solid black;
    float: left;
    opacity: 0.5;
    background-color: white;
}
.fourd .four {
    height: 400px;
    width: 230px;
    border-left: 4px solid black;
    float: left;
    opacity: 0.4;
    background-color: white;
}
.fourd span{
    margin-left:40%;
    line-height: 400px;
    text-align: center;
    font-size:25px;
}
.gouche1{
    width: 100%;
    height: 1000px;
}
.tu1{
    width: 1440px;
    height: 600px;
    background:url(../images/gc1.jpg) no-repeat;
    background-size:1440px 600px;
    margin: 0 auto;
}
.tu2{
    width: 1440px;
    height: 600px;	
    background:url(../images/gc2.jpg) no-repeat;
    background-size:1440px 600px;
    margin: 0 auto;
}
.tu3{
    width: 1440px;
    height: 600px;		
    background:url(../images/gc3.jpg) no-repeat;
    background-size:1440px 600px;
    margin: 0 auto;
}
.tu4{
    width: 1440px;
    height: 600px;
    background:url(../images/gc4.jpg) no-repeat;
    background-size:1440px 600px;
    margin: 0 auto;
}
.txt1{
    margin-top: 100px;
    width: 100%;
    height: 200px;
    font-size: 18px;
    color: white;
    text-align: center;
}
.txt2{
    margin-top: 100px;
    width: 100%;
    height: 200px;
    font-size: 18px;
    color: white;
    text-align: center;
    line-height: 80px;
}
.yuxue{
    margin: auto;
    width: 120px;
    height: 50px;
    background-color:gray;
}
.yuxue a{
    width: 120px;
    height: 50px;
    line-height: 50px;
    text-decoration: none;
    margin-left: 20px;
    color: snow;
}
.gouche2{
    height: 1000px;
}
.kehutu1{
    width: 1440px;
    height:400px;
    background:url(../images/kehubg1.jpg) no-repeat;
    background-size:1440px 400px;
    margin: 0 auto;
}
.kehutu2{
    width: 1440px;
    height:400px;
    background:url(../images/kehubg2.jpg) no-repeat;
    background-size:1440px 400px;
    margin: 0 auto;
}
.kehutu3{
    width: 1440px;
    height:400px;
    background:url(../images/kehubg3.jpg) no-repeat;
    background-size:1440px 400px;
    margin: 0 auto;
}
.kehu1{
    
    position: relative;
    height: 800px;
    
}
.kehutxt{
    margin: 0 auto;
    width: 800px;
    height: 500px;
    font-size: 18px;
    color:white;
    padding: 50px;
    background-color:black;
    position: absolute;
    top:350px;
    left: 340px;
}

.kehutxt span{
    text-align:center;
    font-size: 33px;
    line-height: 100px;

}

.kehu2{
    
    position: relative;
    height: 1500px;
    
}
.kehutxt2{
    margin: 0 auto;
    width: 800px;
    height: 1300px;
    font-size: 18px;
    color:white;
    padding: 50px;
    background-color:black;
    position: absolute;
    top:350px;
    left: 340px;
    line-height: 50px;
}
.kehutxt2 span{
    text-align:center;
    font-size: 33px;
    line-height: 100px;

}
.kehu3{
    
    position: relative;
    height: 700px;
    
}
.kehutxt3 span{
    text-align:center;
    font-size: 33px;
    line-height: 100px;

}
.mp4{
    height: 500px;
    text-align: center;
}
.thumbnail {
    display: block;
    padding: 4px;
    margin-bottom: 20px;
    line-height: 1.42857143;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    -webkit-transition: border .2s ease-in-out;
    -o-transition: border .2s ease-in-out;
    transition: border .2s ease-in-out;
}
.smpic{
    margin-top: 200px;
    width: 100%;
    height: 100%;
    text-align: center;
}

.smpic .smpic1{
    width: 33%;
    height: 33%;
    margin-bottom: 50px;
    float: left;
}



